Home / 51,346.28-70,850.87-28,682.39

Finding the Fourth Proportional to 51,346.28, 70,850.87 and 28,682.39

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Solution

The fourth proportional to 51,346.28, 70,850.87 and 28,682.39 is: 39,577.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,346.28 : 70,850.87 = 28,682.39 : x
  2. Step 2: Convert to fraction form
    51,346.28/70,850.87 = 28,682.39/x
  3. Step 3: Cross multiply
    51,346.28x = 70,850.87 × 28,682.39
  4. Step 4: Simplify right side
    51,346.28x = 2,032,172,285.18
  5. Step 5: Solve for x
    x = 2,032,172,285.18/51,346.28
  6. Step 6: Final answer
    x = 39,577.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.